19088374

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:280

約数の個数: 32

約数和(自身を含む): 31124736

約数和(自身を除く): 12036362

約数列:

[1, 2, 31, 37, 53, 62, 74, 106, 157, 314, 1147, 1643, 1961, 2294, 3286, 3922, 4867, 5809, 8321, 9734, 11618, 16642, 60791, 121582, 180079, 257951, 307877, 360158, 515902, 615754, 9544187, 19088374]

約数ペア:

[(1, 19088374), (2, 9544187), (31, 615754), (37, 515902), (53, 360158), (62, 307877), (74, 257951), (106, 180079), (157, 121582), (314, 60791), (1147, 16642), (1643, 11618), (1961, 9734), (2294, 8321), (3286, 5809), (3922, 4867)]